One route of 5.51 miles (8.87 km) runs from Highway 1 in Haynes east to Lee County Road 719.
[4] All routes are maintained by the Arkansas State Highway and Transportation Department (AHTD).
Highway 131 winds south around Raggio and Park Place before terminating at the Mississippi River levee.
The road continues around the Horseshoe Lake to terminate at Highway 147 at Thompson Grove.
A fourth segment of Highway 131 begins at Proctor Road at the southern city limits of Edmondson.